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NAME
- Write
-
send output to serial port
FUNCTION
This command causes a stream of characters to be written out the serial port. The number of characters is specified in io_Length, unless -1 is used, in which case output is sent until a null(0x00) is encountered.
INPUTS
- io_Message
-
must have mn_ReplyPort initialized
- io_Device
-
set by OpenDevice
- io_Unit
-
set by OpenDevice
- io_Command
-
CMD_WRITE
- io_Flags
-
Set IOF_QUICK to try quick I/O
- io_Length
-
number of characters to transmit, or if set to -1 transmit until null encountered in buffer
- io_Data
-
pointer to block of data to transmit
RESULT
- Error
-
if the Write succeded, then io_Error will be null. If the Write failed, then the io_Error will be non-zero.
SEE ALSO
serial.device/SDCMD_SETPARAMS